]> git.baikalelectronics.ru Git - kernel.git/commit
drm/irq: Check for valid VBLANK before dereference
authorThierry Reding <treding@nvidia.com>
Wed, 12 Aug 2015 15:00:30 +0000 (17:00 +0200)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Wed, 12 Aug 2015 15:39:47 +0000 (17:39 +0200)
commit190501e6b6b1b5fd7b639a8e8ee3365fd413b992
treed162a424ad975352f7005bd33b084ad7acae19fa
parent03ef882f2d4c6f06666d84f7d38be5b1cd2b3d41
drm/irq: Check for valid VBLANK before dereference

When accessing the array of per-CRTC VBLANK structures we must always
check that the index into the array is valid before dereferencing to
avoid crashing.

Signed-off-by: Thierry Reding <treding@nvidia.com>
[danvet: Squash in my own whitespace ocd fixup in drm_vblank_count.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
drivers/gpu/drm/drm_irq.c